How to make c++ program by using loop to print:

Question

1
12
123
1234
12345

Answer 1

#include <iostream>
using namespace std;

int main() {
int i,j;
for(i=0;i<5;i++)
{
for(j=5;j>i;j--)
{
cout << " ";
}
for(j=1;j<=i+1;j++)
{
cout << j;
}
cout << "\n";
}

return 0;
}